Hello
With below code you can change the apperance of the unimfileuploadbutton.
BEFORE:
AFTER:
procedure TMainmForm.UnimFormReady(Sender: TObject);
begin
with UnimFileUploadButton1, JSInterface do
begin
JSAssign('element.dom.querySelector(".x-label-el").style.display', ['none']);
JSAssign('element.dom.querySelector(".x-input-el").style.display', ['none']);
JSAssign('element.dom.querySelector(".x-input-wrap-el").style.border', ['none']);
JS